484
FZUS54 KHGX 301856
CWFHGX
COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1256 PM CST TUE DEC 30 2025
UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA
BAYS.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE
AVERAGE HIGHEST 10 PERCENT OF THE WAVES.
GMZ300-310715-
1256 PM CST TUE DEC 30 2025
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM
INCLUDING GALVESTON AND MATAGORDA BAYS.
WINDS AND SEAS HAVE FALLEN BELOW ADVISORY CRITERIA. CURRENTS MAY
BECOME STRONG NEAR THE INTERFACE OF THE RIVERS AND THE BAYS DURING
TIMES OF LOW WATER, WHICH MAY PARTICULARLY BE AN ISSUE ON
GALVESTON BAY. LOW WATER WILL LIKELY PERSIST THROUGH AT LEAST
WEDNESDAY'S LOW TIDE CYCLE AND POTENTIALLY DEEPER INTO THE WEEK.
LIGHT NORTHWEST WINDS ON WEDNESDAY WILL BECOME SOUTHWESTERLY BY
WEDNESDAY NIGHT WITH LIGHT TO MODERATE ONSHORE FLOW CONTINUING
THROUGH FRIDAY. PATCHY FOG WILL BE POSSIBLE DURING THE OVERNIGHT
HOURS THURSDAY NIGHT AND FRIDAY NIGHT, BUT WINDS MAY REMAIN
ELEVATED ENOUGH TO LIMIT THE DEVELOPMENT.
GMZ335-310715-
GALVESTON BAY-
1256 PM CST TUE DEC 30 2025
..LOW WATER ADVISORY IN EFFECT UNTIL 6 PM CST WEDNESDAY
THIS AFTERNOON
NORTH WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH
TO SLIGHTLY CHOPPY.
TONIGHT
NORTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
WEDNESDAY
NORTHWEST WINDS AROUND 5 KNOTS, BECOMING SOUTHWEST
IN THE AFTERNOON. BAY WATERS SMOOTH.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
THURSDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
THURSDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
FRIDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
FRIDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST
AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY, DIMINISHING TO SMOOTH
TO SLIGHTLY CHOPPY AFTER MIDNIGHT. PATCHY FOG.
SATURDAY
NORTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
SATURDAY NIGHT
NORTHEAST WINDS AROUND 5 KNOTS. BAY WATERS
SMOOTH.
GMZ330-310715-
MATAGORDA BAY-
1256 PM CST TUE DEC 30 2025
THIS AFTERNOON
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
TONIGHT
NORTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
WEDNESDAY
NORTH WINDS AROUND 5 KNOTS, BECOMING SOUTHWEST IN
THE AFTERNOON. BAY WATERS SMOOTH.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
THURSDAY
SOUTHWEST WINDS AROUND 10 KNOTS, BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON.
THURSDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
FRIDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST
AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY. PATCHY FOG.
SATURDAY
NORTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
SATURDAY NIGHT
EAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
GMZ350-355-310715-
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-
1256 PM CST TUE DEC 30 2025
THIS AFTERNOON
NORTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: NORTHEAST 3 FEET AT 6 SECONDS.
TONIGHT
NORTH WINDS 10 TO 15 KNOTS, DIMINISHING TO AROUND
10 KNOTS AFTER MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL:
NORTHEAST 2 FEET AT 6 SECONDS.
WEDNESDAY
NORTHWEST WINDS 5 TO 10 KNOTS, BECOMING WEST IN THE
AFTERNOON. SEAS 1 FOOT OR LESS. WAVE DETAIL: NORTHEAST 1 FOOT AT
5 SECONDS.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. WAVE DETAIL: SOUTHWEST 1 FOOT AT 2 SECONDS AND EAST 1 FOOT
AT 5 SECONDS.
THURSDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS AND EAST 1 FOOT AT
5 SECONDS.
THURSDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS.
FRIDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET.
FRIDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS, BECOMING WEST
AROUND 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET. PATCHY FOG.
SATURDAY
NORTHWEST WINDS AROUND 10 KNOTS, BECOMING NORTHEAST
IN THE AFTERNOON. SEAS 2 TO 3 FEET.
SATURDAY NIGHT
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
GMZ370-375-310715-
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-
1256 PM CST TUE DEC 30 2025
THIS AFTERNOON
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.
WAVE DETAIL: NORTHEAST 5 FEET AT 7 SECONDS.
TONIGHT
NORTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET. WAVE
DETAIL: NORTHEAST 4 FEET AT 6 SECONDS.
WEDNESDAY
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: NORTHEAST 2 FEET AT 5 SECONDS.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS, THEN AROUND 2 FEET AFTER MIDNIGHT. WAVE DETAIL: NORTHEAST
1 FOOT AT 5 SECONDS, BECOMING SOUTHWEST 1 FOOT AT 2 SECONDS AND
NORTHEAST 1 FOOT AT 5 SECONDS.
THURSDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 3 SECONDS AND EAST 1 FOOT AT
6 SECONDS.
THURSDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS WITH GUSTS UP TO
25 KNOTS. SEAS 3 TO 5 FEET. WAVE DETAIL: SOUTH 4 FEET AT
6 SECONDS.
FRIDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET.
FRIDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
PATCHY FOG AFTER MIDNIGHT.
SATURDAY
NORTHWEST WINDS 10 TO 15 KNOTS, BECOMING NORTH AROUND
10 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET.
SATURDAY NIGHT
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
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